Merge branch 'master' into upstream-fixes

7 files changed, 41 insertions, 36 deletions

diff --git a/kernel/audit.c b/kernel/audit.c
index f9889ee77825..98106f6078b0 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -340,7 +340,7 @@ static int kauditd_thread(void *dummy)
 {
         struct sk_buff *skb;
 
-        while (1) {
+        while (!kthread_should_stop()) {
                 skb = skb_dequeue(&audit_skb_queue);
                 wake_up(&audit_backlog_wait);
                 if (skb) {
@@ -369,6 +369,7 @@ static int kauditd_thread(void *dummy)
                         remove_wait_queue(&kauditd_wait, &wait);
                 }
         }
+        return 0;
 }
 
 int audit_send_list(void *_dest)
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 9d850ae13b1b..6313c38c930e 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -2137,7 +2137,7 @@ static int cpuset_handle_cpuhp(struct notifier_block *nb,
  * See also the previous routine cpuset_handle_cpuhp().
  */
 
-void cpuset_track_online_nodes()
+void cpuset_track_online_nodes(void)
 {
         common_cpu_mem_hotplug_unplug();
 }
diff --git a/kernel/futex.c b/kernel/futex.c
index 4aaf91951a43..b364e0026191 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -1612,10 +1612,10 @@ sys_set_robust_list(struct robust_list_head __user *head,
  * @len_ptr: pointer to a length field, the kernel fills in the header size
  */
 asmlinkage long
-sys_get_robust_list(int pid, struct robust_list_head __user **head_ptr,
+sys_get_robust_list(int pid, struct robust_list_head __user * __user *head_ptr,
                     size_t __user *len_ptr)
 {
-        struct robust_list_head *head;
+        struct robust_list_head __user *head;
         unsigned long ret;
 
         if (!pid)
@@ -1694,14 +1694,15 @@ retry:
  * Fetch a robust-list pointer. Bit 0 signals PI futexes:
  */
 static inline int fetch_robust_entry(struct robust_list __user **entry,
-                                     struct robust_list __user **head, int *pi)
+                                     struct robust_list __user * __user *head,
+                                     int *pi)
 {
         unsigned long uentry;
 
-        if (get_user(uentry, (unsigned long *)head))
+        if (get_user(uentry, (unsigned long __user *)head))
                 return -EFAULT;
 
-        *entry = (void *)(uentry & ~1UL);
+        *entry = (void __user *)(uentry & ~1UL);
         *pi = uentry & 1;
 
         return 0;
@@ -1739,7 +1740,7 @@ void exit_robust_list(struct task_struct *curr)
                 return;
 
         if (pending)
-                handle_futex_death((void *)pending + futex_offset, curr, pip);
+                handle_futex_death((void __user *)pending + futex_offset, curr, pip);
 
         while (entry != &head->list) {
                 /*
@@ -1747,7 +1748,7 @@ void exit_robust_list(struct task_struct *curr)
                  * don't process it twice:
                  */
                 if (entry != pending)
-                        if (handle_futex_death((void *)entry + futex_offset,
+                        if (handle_futex_death((void __user *)entry + futex_offset,
                                                 curr, pi))
                                 return;
                 /*
diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c
index c5cca3f65cb7..50f24eea6cd0 100644
--- a/kernel/futex_compat.c
+++ b/kernel/futex_compat.c
@@ -18,7 +18,7 @@
  */
 static inline int
 fetch_robust_entry(compat_uptr_t *uentry, struct robust_list __user **entry,
-                   compat_uptr_t *head, int *pi)
+                   compat_uptr_t __user *head, int *pi)
 {
         if (get_user(*uentry, head))
                 return -EFAULT;
@@ -62,7 +62,7 @@ void compat_exit_robust_list(struct task_struct *curr)
                                &head->list_op_pending, &pip))
                 return;
         if (upending)
-                handle_futex_death((void *)pending + futex_offset, curr, pip);
+                handle_futex_death((void __user *)pending + futex_offset, curr, pip);
 
         while (compat_ptr(uentry) != &head->list) {
                 /*
@@ -70,7 +70,7 @@ void compat_exit_robust_list(struct task_struct *curr)
                  * dont process it twice:
                  */
                 if (entry != pending)
-                        if (handle_futex_death((void *)entry + futex_offset,
+                        if (handle_futex_death((void __user *)entry + futex_offset,
                                                 curr, pi))
                                 return;
 
@@ -78,7 +78,7 @@ void compat_exit_robust_list(struct task_struct *curr)
                  * Fetch the next entry in the list:
                  */
                 if (fetch_robust_entry(&uentry, &entry,
-                                       (compat_uptr_t *)&entry->next, &pi))
+                                       (compat_uptr_t __user *)&entry->next, &pi))
                         return;
                 /*
                  * Avoid excessively long or circular lists:
@@ -103,10 +103,10 @@ compat_sys_set_robust_list(struct compat_robust_list_head __user *head,
 }
 
 asmlinkage long
-compat_sys_get_robust_list(int pid, compat_uptr_t *head_ptr,
+compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
                            compat_size_t __user *len_ptr)
 {
-        struct compat_robust_list_head *head;
+        struct compat_robust_list_head __user *head;
         unsigned long ret;
 
         if (!pid)
diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c
index 35f10f7ff94a..5bfeaed7e487 100644
--- a/kernel/irq/resend.c
+++ b/kernel/irq/resend.c
@@ -38,7 +38,7 @@ static void resend_irqs(unsigned long arg)
                 clear_bit(irq, irqs_resend);
                 desc = irq_desc + irq;
                 local_irq_disable();
-                desc->handle_irq(irq, desc, NULL);
+                desc->handle_irq(irq, desc);
                 local_irq_enable();
         }
 }
diff --git a/kernel/power/user.c b/kernel/power/user.c
index 72825c853cd7..93b5dd283dea 100644
--- a/kernel/power/user.c
+++ b/kernel/power/user.c
@@ -145,10 +145,10 @@ static int snapshot_ioctl(struct inode *inode, struct file *filp,
                         error = freeze_processes();
                         if (error) {
                                 thaw_processes();
+                                enable_nonboot_cpus();
                                 error = -EBUSY;
                         }
                 }
-                enable_nonboot_cpus();
                 up(&pm_sem);
                 if (!error)
                         data->frozen = 1;
diff --git a/kernel/relay.c b/kernel/relay.c
index 1d63ecddfa70..f04bbdb56ac2 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -887,7 +887,7 @@ static int subbuf_read_actor(size_t read_start,
 
         from = buf->start + read_start;
         ret = avail;
-        if (copy_to_user(desc->arg.data, from, avail)) {
+        if (copy_to_user(desc->arg.buf, from, avail)) {
                 desc->error = -EFAULT;
                 ret = 0;
         }
@@ -946,24 +946,17 @@ typedef int (*subbuf_actor_t) (size_t read_start,
  */
 static inline ssize_t relay_file_read_subbufs(struct file *filp,
                                               loff_t *ppos,
-                                              size_t count,
                                               subbuf_actor_t subbuf_actor,
                                               read_actor_t actor,
-                                              void *target)
+                                              read_descriptor_t *desc)
 {
         struct rchan_buf *buf = filp->private_data;
         size_t read_start, avail;
-        read_descriptor_t desc;
         int ret;
 
-        if (!count)
+        if (!desc->count)
                 return 0;
 
-        desc.written = 0;
-        desc.count = count;
-        desc.arg.data = target;
-        desc.error = 0;
-
         mutex_lock(&filp->f_dentry->d_inode->i_mutex);
         do {
                 if (!relay_file_read_avail(buf, *ppos))
@@ -974,19 +967,19 @@ static inline ssize_t relay_file_read_subbufs(struct file *filp,
                 if (!avail)
                         break;
 
-                avail = min(desc.count, avail);
-                ret = subbuf_actor(read_start, buf, avail, &desc, actor);
-                if (desc.error < 0)
+                avail = min(desc->count, avail);
+                ret = subbuf_actor(read_start, buf, avail, desc, actor);
+                if (desc->error < 0)
                         break;
 
                 if (ret) {
                         relay_file_read_consume(buf, read_start, ret);
                         *ppos = relay_file_read_end_pos(buf, read_start, ret);
                 }
-        } while (desc.count && ret);
+        } while (desc->count && ret);
         mutex_unlock(&filp->f_dentry->d_inode->i_mutex);
 
-        return desc.written;
+        return desc->written;
 }
 
 static ssize_t relay_file_read(struct file *filp,
@@ -994,8 +987,13 @@ static ssize_t relay_file_read(struct file *filp,
                                size_t count,
                                loff_t *ppos)
 {
-        return relay_file_read_subbufs(filp, ppos, count, subbuf_read_actor,
-                                       NULL, buffer);
+        read_descriptor_t desc;
+        desc.written = 0;
+        desc.count = count;
+        desc.arg.buf = buffer;
+        desc.error = 0;
+        return relay_file_read_subbufs(filp, ppos, subbuf_read_actor,
+                                       NULL, &desc);
 }
 
 static ssize_t relay_file_sendfile(struct file *filp,
@@ -1004,8 +1002,13 @@ static ssize_t relay_file_sendfile(struct file *filp,
                                    read_actor_t actor,
                                    void *target)
 {
-        return relay_file_read_subbufs(filp, ppos, count, subbuf_send_actor,
-                                       actor, target);
+        read_descriptor_t desc;
+        desc.written = 0;
+        desc.count = count;
+        desc.arg.data = target;
+        desc.error = 0;
+        return relay_file_read_subbufs(filp, ppos, subbuf_send_actor,
+                                       actor, &desc);
 }
 
 struct file_operations relay_file_operations = {